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U+00B4 · Modifier symbol

HTML entity

´

Acute Accent Symbol ´

´ is acute accent. Write it in HTML as ´ or paste the character directly. It was added in Unicode 1.1, and Unicode files it under Modifier symbol.

Also known as

Unicode 1.0 called this character spacing acute. The standard renamed it later, but documents, fonts and font-editing tools from that era still use the old name.

What Unicode says about ´

this is a spacing character

— annotation from the Unicode Standard, NamesList.txt

Codes & technical data

UnicodeU+00B4
HTML hex´
HTML decimal´
CSS\00B4
JavaScript\u{00B4}
Python\U000000B4
Java / C#\u00B4
Rust\u{00b4}
Swift\u{00B4}
PHP\u{00B4}
URL encoded%C2%B4
UTF-8 bytesC2 B4
UTF-16 bytes00B4
Base64wrQ=
Decimal180
HTML entity´
Decomposes to ́ (compat form)
CategoryModifier symbol (Sk)
IntroducedUnicode 1.1

Will ´ survive being pasted?

  • Normalisation. No. Anything that applies NFKC — search indexes, usernames, domain names, programming identifiers — rewrites ´ as ́. Safe for display, not for storage.
  • Legacy encodings. ´ exists in Latin-1 and Windows-1252, so even software that predates Unicode can store it.
  • Size. 2 bytes in UTF-8. Character-limited fields — SMS, bios, some form validators — usually count bytes, not characters.

Unicode cross-references

The standard points readers of ´ at these characters — usually because they look alike, or because one is the correct choice where the other is often used by mistake.

Other accent characters

Unicode names 6 characters ending in “accent”. They differ by direction, weight or decoration rather than by meaning.

Nearby in Latin-1 Supplement

The upper half of ISO 8859-1: the accented letters and the symbols that Western European printing needed but ASCII had no room for. This is where ° ± × ÷ £ ¥ © ® ½ ¼ live, which makes it the most-copied symbol block in Unicode despite being one of the oldest.

All 29 characters in Latin-1 Supplement →

How to type ´

WindowsType 00B4 then press Alt+X, or hold Alt and type 180 on the numeric keypad
macOSPress Ctrl+Cmd+Space, then search for “acute accent”
LinuxPress Ctrl+Shift+U, type 00b4, press Enter
HTML´

About Unicode’s Modifier symbol category

This is a modifier symbol — a free-standing character that looks like an accent but is not combined with the letter before it. Word processors treat it as its own character, so it can be selected and deleted on its own.

Frequently asked questions

How do I type the ´ acute accent symbol?
On Windows, type 00B4 and press Alt+X. You can also hold Alt and type 180 on the numeric keypad. On Linux press Ctrl+Shift+U then 00b4. On any system the quickest route is the copy button on this page.
What is the code for ´?
Acute Accent is U+00B4, written in HTML as ´. In UTF-8 it takes 2 bytes. The table above lists every escape format.
Will ´ survive being pasted anywhere?
Not always. Acute Accent is a compatibility character: any system that applies Unicode NFKC normalisation — search indexes, usernames, identifiers — replaces it with ́. Use it for display, not where text is normalised.